Key Features: The material used: Lightweight cellulose acetate, beta-titanium material used to make the finest frame, so that you never compromise on quality, and you feel the smooth spirit around your ear while wearing this sunglasses side-arm temple.Lens Technology: Composite blended nylon used to make the perfect pair of the lens as they are up to 5 times more impact-resistant than plastic or glass lenses and they provide 100% protection from the sun's harmful UV rays. It is also lightweight; adding to the comfort for your eyes so that scorching sunray would never affect your priceless eye vision. It also has "UV 400 prot…